How do the data dictionary entries relate to levels in a set of data flow diagrams?

What will be an ideal response?


Whole structures on the data dictionary, such as the whole report or screen, are used on the top level of the data flow diagram—the context level or diagram zero. Data structures are used on intermediate level data flow diagrams and elements are used on lower level data flow diagrams.

Computer Science & Information Technology

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(What Does this Program Do?) What does the following program print?

``` // Mystery2.cpp #include using namespace std; int main() { unsigned int count{1}; while (count <= 10) { cout << (count % 2 == 1 ? "****" : "++++++++") << endl; ++count; } } ```

Computer Science & Information Technology

You are examining a Microsoft Word document and have used an application that reads the metadata of the file. In this way you discover that there were two other individuals who made modifications to the file other than the original author. Which of the following forms of metadata provided that clue?

a. Embedded metadata b. System metadata c. OS metadata d. EXIF headers

Computer Science & Information Technology

List the four design models required for a complete specification of a software design and the role of each

What will be an ideal response?

Computer Science & Information Technology

Which of the following should Pete, an administrator, use to verify the integrity of a downloaded file?

A. CRL B. CSR C. AES D. MD5

Computer Science & Information Technology